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The name "Ray-Ban" was hence derived from the ability of these glasses to limit the ingress of either ultra-violet or infra-red rays of light. [7] Impact-resistant lenses were added in 1938. [8] The sunglasses were redesigned with a metal frame the following year and patented as the Ray-Ban Aviator. [6]
Aviator style sunglasses are intended to be worn under headgear and are characterised by dark, oftentimes reflective lenses and thin monel, steel or titanium metal frames with double or triple bridges and bayonet earpieces or flexible cable temples that hook more securely behind the ears. [ 1] The large lenses are not flat but slightly convex.
The 2000s commodities boom or the commodities super cycle[ 1] was the rise of many physical commodity prices (such as those of food, oil, metals, chemicals and fuels) during the early 21st century (2000–2014), [ 2] following the Great Commodities Depression of the 1980s and 1990s. The boom was largely due to the rising demand from emerging ...
In volume, copper is the third most recycled metal after iron and aluminium. [43] An estimated 80% of all copper ever mined is still in use today. [44] According to the International Resource Panel's Metal Stocks in Society report, the global per capita stock of copper in use in society is 35–55 kg. Much of this is in more-developed countries ...
Momentum appears to be building for a ban on congressional stock trading. But working out the fine print will be tricky, a point that an increasing number of lawmakers are making even if perhaps ...
Shares of the company have skyrocketed so much that the company instituted a 10-for-1 stock split earlier this month. Its gains have accounted for a third of the total value added to the S&P 500 ...
This is especially true with small children or older adults. My large dogs have always shown gentleness and restraint around those who may be more fragile. Like this gorgeous Newfoundland, who ...
Resolution Copper has proposed to give the federal government 5,376 acres (21.76 km 2) of environmentally sensitive land in Arizona in exchange for the 2,422-acre (9.80 km 2) oak flat federal parcel, [12] which includes the Oak Flat Campground (protected since 1955) and several outdoor climbing sites including the Mine, Atlantis and the Pond.